agentsqripts/lib/performance/ast/helpers/walk/getLoopDepth.js

Comprehensive static code analysis toolkit for identifying technical debt, security vulnerabilities, performance issues, and code quality problems

/**
 * @file Get loop depth from ancestors
 * @description Single responsibility: Calculate the nesting depth of loops
 */

/**
 * Get the loop depth for a node
 * @param {Array} ancestors - Array of ancestor nodes
 * @returns {number} Number of nested loops
 */
function getLoopDepth(ancestors) {
  if (!ancestors || !Array.isArray(ancestors)) {
    return 0;
  }
  
  const loopTypes = [
    'ForStatement',
    'ForInStatement',
    'ForOfStatement', 
    'WhileStatement',
    'DoWhileStatement'
  ];
  
  return ancestors.filter(ancestor => 
    ancestor && loopTypes.includes(ancestor.type)
  ).length;
}

module.exports = getLoopDepth;